Within this page you can find application notes prepared by the HOLTEK engineering teams.
The main purpose is to provide information for further understanding of HOLTEK devices and also to assist with product design optimisation.

8-Bit Flash MCU

Part No.

Application Note Description

Associated Files

HA0124E HT48F MCU Series - Using Assembly Language to Write to the 2K EEPROM Data Memory .zip
HA0125E HT48F MCU Series - Using C Language to Write to the 2K EEPROM Data Memory .zip
HA0192E Notes for using the LVR in the HT66Fx0 --
HA0193E Using the LVD in the HT66Fx0 --
HA0194E Using the ADC Functions in the HT66Fx0 .zip
HA0195E Reset Circuit Applications in the HT66Fx0 Series MCU --
HA0196E Interfacing to LCDs, LEDs and Input Keys with Pin-shared I/Os in the HT66Fx0 .zip
HA0197E HT66Fx0 Operating Modes --
HA0198E Setting up the HT66Fx0 Comparator Settings and Points to Note --
HA0199E Using the SIM SPI Function in the HT66F40 .zip
HA0200E Using the SIM I²C Mode in the HT66F40 .zip
HA0231E UART and SPI Data Transmission Functions using Time Sharing in the HT66FU50 .zip
HA0235E Using the Operational Amplifiers in the HT45F23 --
HA0236E Comparator Applications in the HT45F23 --
HA0237E How to Use the CTM Timer Mode in the HT66F40 .zip
HA0238E Using the CTM Compare Match Output Mode in the HT66F40 .zip
HA0239E Using the CTM PWM Mode in the HT66F40 .zip
HA0240E Using the ETM Compare Output Function in the HT66F40 .zip
HA0241E Using the ETM Input Capture Function in the HT66F40 .zip
HA0242E Using the ETM PWM Function in the HT66F40 .zip
HA0243E Using the ETM Single Pulse Function in the HT66F40 .zip
HA0244E Using the ETM Timer Function in the HT66F40 .zip
HA0245E Using the STM Compare Match Output Function in the HT66F40 .zip
HA0246E Using the STM Input Capture Function in the HT66F40 .zip
HA0247E Using the STM PWM Function in the HT66F40 .zip
HA0248E Using the STM Single Pulse Function in the HT66F40 .zip
HA0249E Using the STM Timer Function in the HT66F40 .zip
HA0252E Using the SIM SPI Function in the HT67F50 .zip
HA0253E HT67Fx0/HT69Fx0 Operating Mode Introduction --
HA0254E Points to Note when using the Data EEPROM in the HT67Fx0 .zip
HA0256E Setting Up and Points to Note for the Comparator in the HT67F50 --
HA0260E Using the SIM I²C Mode in the HT67F50 and Special Considerations .zip
HA0285E How to Use the SIM SPI Interface in the HT66F40 - C Language .zip
HA0286E Using the SIM I2C Communication Function in the HT66F40 (C Language) .zip
HA0294E Implementing LCD Control with C in the HT67F40 .zip
HA0324E HT66Fx0 Timer Module Operation Principles and Notes .zip
HA0325E Special Considerations for the HT66F40 Timer Module Input/Output Pin Setup .zip
HA0326E HT66F018 PTM IR Carrier Function Application Example .zip
HA0327E Using the HT66F016L and the HT66F50 to Implement Remote Encoding and Decoding .zip
HA0334E Using the HT66F60A/HT66F70A with Long Instructions to Access Data from RAM Other than Bank 0 .zip
HA0336E HT66F70A IAP Function .zip
HA0377E HT8 UL60730 Safety Library -- A/D Converter Test --
HA0378E HT8 UL60730 Safety Library -- ALU Test --
HA0379E HT8 UL60730 Safety Library -- Comparator Test --
HA0380E HT8 UL60730 Safety Library -- CPU Registers Test --
HA0381E HT8 UL60730 Safety Library -- Digital I/O Test --
HA0382E HT8 UL60730 Safety Library -- Frequency Monitoring Via External LXT Clock Source Frequency --
HA0383E HT8 UL60730 Safety Library -- Invariable Memory CRC-16 CCITT Test --
HA0384E HT8 UL60730 Safety Library -- Interrupt Functionality Test --
HA0385E HT8 UL60730 Safety Library -- Program Counter Register Test --
HA0386E HT8 UL60730 Safety Library -- _RAM March X Test --
HA0387E HT8 UL60730 Safety Library -- Stack Corruption Detection --
HA0397E Using the HT48R008 to Control a Bidirectional LED Array and Touch Keys .zip
HA0410E HT8 MCU Integrated LCD Application Guideline --
HA0416E Using the 24-bit ΔΣ A/D Converter in the HT67F56xx .zip
HA0417E HT8 MCU IAP Application Guidelines .zip
HA0418E HT8 MCU ISP Application --
HA0419E HT8 MCU ICP Application Guidelines --
HA0421E Using the Motor Driver in the HT45F4630 .zip
HA0422T Using the HT45F4630 RF Function .zip
HA0423T Using the Battery Voltage Detect Function in the HT45F4630 .zip
HA0424E HT8 MCU Integrated STM Timer Mode Application Note .zip
HA0425E HT8 MCU Internal PTM PWM Application Note .zip
HA0426E HT8 MCU Watchdog Timer (WDT) Application – Crash Prevention .zip
HA0429E HT8 MCU Operating Modes Application Guidelines --
HA0432E HT8 MCU System Frequency Characteristics Application Guidelines --
HA0433E HT8 MCU Reset Application Guidelines --
HA0434E HT8 MCU Timer Module (CTM/STM/PTM/ETM) Application Guidelines .zip
HA0436E HT8 MCU Timer Module Application Note (1) – How to Generate Buzzer Signals with Different Frequencies --
HA0439E HT98F069 Two-way Radio Flash MCU Application Guidelines .zip
HA0440E 8-bit USB Flash MCU IAP Application Guidelines .zip
HA0444E HT66FB576/574/572 RGB LED PWM Function Application Guidelines --
 
Touch MCU

Part No.

Application Note Description

Associated Files

HA0352E Notes for I²C Transmission --
 
32-Bit Flash MCU

Part No.

Application Note Description

Associated Files

HA0282E HT32F125x Flash Programming --
HA0283E HT32F125x Clock Monitor and Frequency Conversion --
HA0284E HT32F125x Low Power Mode .zip
HA0288E HT32F125x RTOS --
HA0301E HT32 Series Crystal Oscillator, ADC Design Note and PCB Layout Guide --
HA0310E HT32 Series Microcontrollers PDMA Description --